FAIRMol

TC487

Pose ID 8299 Compound 551 Pose 169

DB SELECTIONDocking pose analysis is being read from this database.
Molecular metrics status: done
RDKit SASA-based burial metrics are cached.
SASA cached
T13
T. brucei ODC (Active site) T. brucei Active site
Ligand TC487
PDB1F3T

3D complex viewer

Strict H-bonds Permissive H-bonds
Viewer legend
Protein receptor
Pocket residues
Cofactor context
Docked ligand
Overall assessment
Reject SASA cached
Likely artefact or unreliable pose
Binding strong Geometry high Native strong SASA done
Strain ΔE
22.1 kcal/mol
Protein clashes
1
Internal clashes
1
Native overlap
contact recall 0.74, Jaccard 0.58, H-bond role recall 0.43
Burial
76%
Hydrophobic fit
80%
Reason: no major geometry red flags detected
1 protein-contact clashes
Molecular report
Full metrics ↗
Reject Multiple quality flags — this pose should be deprioritised or discarded.
✓ Excellent LE (-0.849 kcal/mol/HA) ✓ Good fit quality (FQ -8.19) ✓ Strong H-bond network (8 bonds) ✓ Deep burial (76% SASA buried) ✓ Lipophilic contacts well-matched (80%) ✗ High strain energy (22.1 kcal/mol) ✗ Geometry warnings ✗ Protein-contact clashes (10) ✗ Many internal clashes (12)
Score
-25.472
kcal/mol
LE
-0.849
kcal/mol/HA
Fit Quality
-8.19
FQ (Leeson)
HAC
30
heavy atoms
MW
428
Da
LogP
3.96
cLogP
Strain ΔE
22.1 kcal/mol
SASA buried
76%
Lipo contact
80% BSA apolar/total
SASA unbound
682 Ų
Apolar buried
410 Ų

Interaction summary

HB 8 HY 13 PI 3 CLASH 1
Final rank1.971Score-25.472
Inter norm-1.002Intra norm0.153
Top1000noExcludedno
Contacts19H-bonds8
Artifact reasongeometry warning; 12 clashes; 10 protein contact clashes
Residues
ALA111 ALA67 ALA90 ARG154 ARG277 ASN112 GLU274 GLY236 GLY237 GLY276 HIS197 LYS169 LYS69 PHE170 PHE238 PRO113 PRO275 SER200 TYR389

Protein summary

411 residues
Protein targetT13Atoms6340
Residues411Chains1
Residue summaryVAL:624; LEU:551; LYS:506; ARG:480; PHE:460; ILE:418; ASP:348; GLU:332; THR:322; TYR:315; PRO:308; ALA:290; SER:264; GLY:224; ASN:210; GLN:170

Native ligand reference

★ reference
Interaction fingerprint calculated directly from the uploaded native ligand without docking. Current H-bond mode: strict.
Name1F3TContacts19
PoseOpen native poseHB0
IFP residues
ALA111 ALA67 ARG154 ARG277 ASP332 ASP88 CYS70 GLU274 GLY236 GLY237 GLY276 HIS197 LYS69 PHE238 PRO275 SER200 TYR278 TYR331 TYR389
Current overlap14Native recall0.74
Jaccard0.58RMSD-
HB strict3Strict recall0.33
HB same residue+role3HB role recall0.43
HB same residue4HB residue recall0.57

HB · H-bonds

Mode: strict. Count shows atom-level H-bonds; unique residues in summary: 0.

PI · π–π interactions

Native π–π recall is disabled because no explicit native π–π reference was stored.

HY · Hydrophobic contacts

CLASH · Clashes

All stored poses for this docking hit

PoseFinal rankInter normScoreHBCTCT overlapCT recallHB role rec.RMSDExcluded
231 0.6014207356700648 -1.25321 -34.8174 5 16 0 0.00 0.00 - no Open
279 0.8504988960722657 -0.894167 -21.6384 6 19 0 0.00 0.00 - no Open
236 1.3083528962839743 -1.11776 -29.9104 4 16 0 0.00 0.00 - no Open
240 1.6299506770483856 -1.36717 -33.9407 4 17 0 0.00 0.00 - no Open
220 1.907698405551547 -0.951242 -21.9792 5 12 0 0.00 0.00 - no Open
244 1.9490770946923228 -1.20293 -34.136 7 16 0 0.00 0.00 - no Open
169 1.9707547428552354 -1.00186 -25.4722 8 19 14 0.74 0.43 - no Current
180 2.5014619286579576 -1.01708 -28.624 12 21 0 0.00 0.00 - no Open
264 2.7503390295192998 -0.880821 -21.3824 8 15 0 0.00 0.00 - no Open
165 2.77418758404451 -0.994655 -25.2548 10 17 0 0.00 0.00 - no Open
364 2.8667019787780563 -0.791058 -20.2445 7 10 0 0.00 0.00 - no Open
197 2.867821243861192 -1.03605 -27.4804 4 17 0 0.00 0.00 - no Open
309 3.2254665102249094 -0.900419 -26.4298 4 19 0 0.00 0.00 - no Open
228 3.4221328759899046 -0.818918 -19.4455 6 13 0 0.00 0.00 - no Open
190 3.711702843008295 -1.02661 -29.2265 10 20 0 0.00 0.00 - no Open
336 3.838572716904155 -0.771486 -20.5454 6 13 0 0.00 0.00 - no Open
372 4.383389719759655 -0.920685 -23.3789 10 11 0 0.00 0.00 - no Open
258 4.612847442136598 -0.816328 -20.9905 6 18 1 0.05 0.00 - no Open

Molecular metrics

RDKit SASA burial, strain energy (MMFF94s), ligand efficiency and fit quality for this docking pose.
✓ Metrics available

Scoring & efficiency

Docking score -25.472kcal/mol
Ligand efficiency (LE) -0.8491kcal/mol/HA
Score / heavy atom count
Fit quality (FQ) -8.190
LE / (0.072 + 0.95/HAC) — Leeson & Springthorpe
Heavy atom count 30HA

Physicochemical properties

Molecular weight 427.5Da
Lipinski: ≤ 500 Da
LogP (cLogP) 3.96
Lipinski: ≤ 5
Rotatable bonds 7

Conformational strain (MMFF94s)

Strain energy (ΔE) 22.08kcal/mol
< 5 good · 5–10 marginal · > 10 problematic
Docked FF energy 82.84kcal/mol
Minimised FF energy 60.76kcal/mol

SASA & burial

✓ computed
SASA (unbound) 681.5Ų
Total solvent-accessible surface area of free ligand
BSA total 516.0Ų
Buried surface area upon binding
BSA apolar 410.2Ų
Hydrophobic contacts buried
BSA polar 105.8Ų
Polar contacts buried
Fraction buried 75.7%
> 60 % indicates good pocket engagement
Lipophilic contact ratio 79.5%
BSA apolar / BSA total — high = hydrophobic driver
Δ Non-polar SASA -2629.7Ų
SASA_nonpolar(complex) − SASA_nonpolar(receptor) − SASA_nonpolar(ligand free). Negative = non-polar surface buried upon binding. Requires full polarity-decomposed SASA computation.
Receptor non-polar SASA 3461.2Ų
Non-polar SASA of receptor alone (VdW proxy, nonpolar atoms only)
Complex non-polar SASA 1371.5Ų
Non-polar SASA of full complex (VdW proxy, nonpolar atoms only)